Point Forecast: Tysons Corner VA  38.91N 77.22W (Elev. 449 ft)	Last Update: 1:30 pm EDT Jul 13, 2025

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Date	07/13			07/14
Hour (EDT)	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20
Temperature (°F)	80	78	77	77	76	75	74	74	74	73	73	75	77	79	81	83	85	86	86	85	83	83	81	79
Dewpoint (°F)	74	74	74	74	74	73	73	73	72	72	73	74	75	75	75	76	76	76	76	76	76	75	75	74
Heat Index (°F)	84	78	77	77	76	75						75	77	79	87	91	94	96	96	94	91	90	87	79
Surface Wind (mph)	6	5	5	3	3	3	3	3	3	2	2	2	2	3	3	5	6	6	6	5	5	5	3	3
Wind Dir	SE	SW	S	S	S	S	S	S	S	S	SE	S	S	S	S	S	S	S	S	S	S	S	S	S
Gust
Sky Cover (%)	56	59	62	61	62	67	71	55	59	73	73	67	71	67	62	59	60	67	71	67	72	78	86	78
Precipitation Potential (%)	34	38	43	40	43	27	21	23	21	18	16	17	15	15	17	33	40	51	57	50	58	67	79	56
Relative Humidity (%)	82	88	90	90	94	94	97	97	93	97	100	97	94	88	82	80	75	72	72	75	80	77	82	85
Rain	Chc	Chc	Chc	Chc	Chc	Chc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	Chc	Chc	Chc	Lkly	Chc	Lkly	Lkly	Ocnl	Lkly
Thunder	Chc	Chc	Chc	Chc	Chc	--	--	--	--	--	--	--	--	--	SChc	Chc	Chc	Chc	Lkly	Chc	Lkly	Lkly	Lkly	Chc
Date				07/15
Hour (EDT)	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20
Temperature (°F)	78	77	76	75	75	75	75	74	74	74	75	76	77	78	80	82	84	85	85	85	84	83	82	81
Dewpoint (°F)	74	74	74	74	73	73	73	72	72	72	73	74	74	75	75	75	75	75	75	75	75	75	75	75
Heat Index (°F)	78	77	76	75	75	75	75				75	76	77	78	85	89	92	94	94	94	92	90	89	87
Surface Wind (mph)	3	3	2	2	2	2	2	2	2	2	2	2	2	3	3	5	6	6	6	5	5	5	5	5
Wind Dir	SW	S	SE	SE	S	S	S	SW	SW	SW	SW	SW	SW	S	SE	SE	S	S	S	S	S	S	S	S
Gust
Sky Cover (%)	71	75	78	78	79	79	79	79	79	78	78	77	74	72	69	73	76	80	80	80	80	80	80	54
Precipitation Potential (%)	56	56	56	56	56	27	27	27	27	27	27	31	31	31	31	31	31	70	70	70	70	70	70	21
Relative Humidity (%)	88	90	94	97	94	94	94	93	93	93	94	94	90	91	85	79	74	72	72	72	74	77	79	82
Rain	Lkly	Lkly	Lkly	Lkly	Lkly	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	SChc
Thunder	Chc	Chc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	SChc

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